Used Comtech CDM-760 High Speed Modem

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Manufacturer Comtech Ef Data
Model CDM-760
Year
Location USA US
Ilya
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Ilya Z.

Automatic description (AI-Generated)

This listing offers four used Comtech Ef Data CDM-760 high-speed satellite modems designed for L-band applications. The CDM-760 model supports a wide range of symbol rates from 100 ksps to 150 Msps and data rates starting at 100 kbps, reaching over 720 Mbps in simplex mode. In duplex mode, it can achieve data rates exceeding 1.4 Gbps or 300 Msps. The modems feature onboard Ethernet interfaces capable of handling Super Jumbo Frames ranging from 64 bytes to over 10,000 bytes and can process Ethernet frames at speeds greater than 1.2 million packets per second. With the optional Packet Processor card, the unit supports more than 350,000 packets per second while performing simultaneous header compression and quality of service (QoS).

The CDM-760 can be configured to operate with various open or closed network specifications and modulation coding (MODCOD) selections. It supports DVB-S2 (EN 302 307), DVB-S2X (EN 302 307-2) open standard waveforms, as well as Comtech’s proprietary DVB-S2-EB1 and EB2 Efficiency Boost waveforms. All waveforms are interoperable with Adaptive Coding and Modulation (ACM) and the modem's Dynamic Pre-Distortion (DPD) feature, which optimizes satellite amplifier efficiency by allowing operation closer to saturation without user intervention.

These units include front panels equipped with buttons, indicator lights, and display screens for control and monitoring. The rear panels provide multiple ports and connectors, including Ethernet, serial, and power connections. The modems show minor signs of use such as scuffs and scratches on surfaces but are in good physical condition overall with no visible damage to front or rear panels. Ventilation slots are present on the sides to ensure proper cooling.

Please note, the year of manufacture is not specified. No claims are made regarding testing status or warranty coverage beyond the provided information.

The following description has been generated using artificial intelligence based on the product information available. It is provided for guidance only and may not reflect all specifications or conditions. Please contact us if you need precise or confirmed details.

Seller's description

We have 4 used Comtech CDM-760 high speed satellite modems, L-band, tested with a 1-year replacement warranty Guaranteed.

Comtech EF Data CDM-760 Satellite Ultra Advanced High-Speed Trunking Modem, Used, Fully Tested, 1-Year Warranty

The CDM-760 offers an expansive range of symbol rates (100 ksps to 150 Msps) and data rates (100 kbps to >720 Mbps) simplex. In a duplex setting, this is >1.4 Gbps or 300 Msps. The onboard Ethernet interfaces support Super Jumbo Frames from 64 Bytes to >10,000 Bytes and will process Ethernet frames at a blazing > 1.2 Million packets / second. With the optional Packet Processor card installed the CDM-760 can support > 350,000 packets per second while performing simultaneous Header Compression and QoS.
Comtech offers a variety of open or closed network specifications and MODCOD selections. The CDM-760 can be configured to run as DVB-S2 (EN 302 307), DVB-S2X (EN 302 307-2) open standard waveforms, or with Comtech’s DVB-S2-EB1& EB2 (Efficiency Boost) waveforms. All waveforms are interoperable with ACM and the CDM-760 DPD (Dynamic Pre-Distortion). DPD allows satellite amplifiers to push further into saturation, maximizing transponder efficiency. The pre-distortion function is constantly optimized by the modem and does not require any user intervention.

Implementing Adaptive Coding and Modulation (ACM) operation allows link margin to be converted to user capacity during non-faded conditions by taking advantage of the actual signal-to-noise ratio rather than calculated worst-case signal to noise.
By using the best encapsulation methods, the CDM-760 further increases throughput by using minimal overhead. In G.703 synchronous mode, users can implement monitor and control over the satellite with no additional overhead. When using Ethernet bridge mode, less than 1% overhead is used for encapsulation.

Please note that this description may have been translated or optimized with artificial intelligence (AI) automatically. The information of this classified ad are only indicative. We recommend to check the details with the seller before a purchase.


Client type Machinery dealer
Active since 2008
Offers online 23
Last activity Sept. 18, 2026

Seller's description

We have 4 used Comtech CDM-760 high speed satellite modems, L-band, tested with a 1-year replacement warranty Guaranteed.

Comtech EF Data CDM-760 Satellite Ultra Advanced High-Speed Trunking Modem, Used, Fully Tested, 1-Year Warranty

The CDM-760 offers an expansive range of symbol rates (100 ksps to 150 Msps) and data rates (100 kbps to >720 Mbps) simplex. In a duplex setting, this is >1.4 Gbps or 300 Msps. The onboard Ethernet interfaces support Super Jumbo Frames from 64 Bytes to >10,000 Bytes and will process Ethernet frames at a blazing > 1.2 Million packets / second. With the optional Packet Processor card installed the CDM-760 can support > 350,000 packets per second while performing simultaneous Header Compression and QoS.
Comtech offers a variety of open or closed network specifications and MODCOD selections. The CDM-760 can be configured to run as DVB-S2 (EN 302 307), DVB-S2X (EN 302 307-2) open standard waveforms, or with Comtech’s DVB-S2-EB1& EB2 (Efficiency Boost) waveforms. All waveforms are interoperable with ACM and the CDM-760 DPD (Dynamic Pre-Distortion). DPD allows satellite amplifiers to push further into saturation, maximizing transponder efficiency. The pre-distortion function is constantly optimized by the modem and does not require any user intervention.

Implementing Adaptive Coding and Modulation (ACM) operation allows link margin to be converted to user capacity during non-faded conditions by taking advantage of the actual signal-to-noise ratio rather than calculated worst-case signal to noise.
By using the best encapsulation methods, the CDM-760 further increases throughput by using minimal overhead. In G.703 synchronous mode, users can implement monitor and control over the satellite with no additional overhead. When using Ethernet bridge mode, less than 1% overhead is used for encapsulation.

Please note that this description may have been translated or optimized with artificial intelligence (AI) automatically. The information of this classified ad are only indicative. We recommend to check the details with the seller before a purchase.



Automatic description (AI-Generated)

This listing offers four used Comtech Ef Data CDM-760 high-speed satellite modems designed for L-band applications. The CDM-760 model supports a wide range of symbol rates from 100 ksps to 150 Msps and data rates starting at 100 kbps, reaching over 720 Mbps in simplex mode. In duplex mode, it can achieve data rates exceeding 1.4 Gbps or 300 Msps. The modems feature onboard Ethernet interfaces capable of handling Super Jumbo Frames ranging from 64 bytes to over 10,000 bytes and can process Ethernet frames at speeds greater than 1.2 million packets per second. With the optional Packet Processor card, the unit supports more than 350,000 packets per second while performing simultaneous header compression and quality of service (QoS).

The CDM-760 can be configured to operate with various open or closed network specifications and modulation coding (MODCOD) selections. It supports DVB-S2 (EN 302 307), DVB-S2X (EN 302 307-2) open standard waveforms, as well as Comtech’s proprietary DVB-S2-EB1 and EB2 Efficiency Boost waveforms. All waveforms are interoperable with Adaptive Coding and Modulation (ACM) and the modem's Dynamic Pre-Distortion (DPD) feature, which optimizes satellite amplifier efficiency by allowing operation closer to saturation without user intervention.

These units include front panels equipped with buttons, indicator lights, and display screens for control and monitoring. The rear panels provide multiple ports and connectors, including Ethernet, serial, and power connections. The modems show minor signs of use such as scuffs and scratches on surfaces but are in good physical condition overall with no visible damage to front or rear panels. Ventilation slots are present on the sides to ensure proper cooling.

Please note, the year of manufacture is not specified. No claims are made regarding testing status or warranty coverage beyond the provided information.

The following description has been generated using artificial intelligence based on the product information available. It is provided for guidance only and may not reflect all specifications or conditions. Please contact us if you need precise or confirmed details.


About this seller

Client type Machinery dealer
Active since 2008
Offers online 23
Last activity Sept. 18, 2026

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